Finding the Fourth Proportional to 105,254.69, 157,921.31 and 63,164.96

Step by Step Solution

1. Step 1: Write the proportion equation
   105,254.69 : 157,921.31 = 63,164.96 : x
2. Step 2: Convert to fraction form
   105,254.69/157,921.31 = 63,164.96/x
3. Step 3: Cross multiply
   105,254.69x = 157,921.31 × 63,164.96
4. Step 4: Simplify right side
   105,254.69x = 9,975,093,189.81
5. Step 5: Solve for x
   x = 9,975,093,189.81/105,254.69
6. Step 6: Final answer
   x = 94,771.01